OpenTechnical

OT-2026-000039270

Publication integrity record

Four pad foam vacuum gripper, four outlet manifold, plant vacuum fed, supply line pressure sensor, pulsed blow-off after set-down

This page is the evidence record. It changes as evidence arrives: a trusted timestamp, an independent retrieval, a custody deposit. The disclosure itself (/p/OT-2026-000039270) never changes.

Identity and time

Publication numberOT-2026-000039270 · never reused
Internal UUID01a0ae78-9674-7667-adad-a81fb190d8e6 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:25:33.573712Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000039270
StatusPUBLIC

Content hashes

Canonical text53b7c38a851e64bbfec22e344d6e6143bec2b2ec13a7894407fce95d8ca19ef0
Markdown763ffdb90550d647b112a5aee7ff178d18a96d135e30638d65925c5d4d780379
PDF
Publication pagefe28ca9299ca4cc2d3610982c6fad3f06adf5f3dbfcb48f9a8d05c03514becfb
Manifest3aa2cd676523853e39b387900a9cd94181a2f197d36fac042e1ccc90188c1f35

SHA-256, lowercase hex, over the exact bytes of each published file. Every figure is hashed individually in the manifest.

Manifest signature

AlgorithmEd25519 · key OT-SIGN-2026-01 · Verified
SignatureRUtLnpSyZVZtncOjnJZKh20wPb/DZKCK+k5t+cpSIQRyE2AzRfASGzBZEvyyALu0Tbax3diUkWANW9Wjz/NABA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T11:20:50.265879ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039270
observed fe28ca9299ca4cc2d3610982c6fad3f0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:20:50.245882ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039270/manifest.json
observed 3aa2cd676523853e39b387900a9cd941...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:20:50.227870ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039270/publication.md
observed 763ffdb90550d647b112a5aee7ff178d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:20:50.208294ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039270/publication.txt
observed 53b7c38a851e64bbfec22e344d6e6143...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139

Requested from infrastructure separate from the publication system, over the public internet, with no credential. A MATCH means an ordinary internet client could fetch the publication and received exactly the bytes recorded above.

Independent archive

External archivePending Canonical URLs are submitted to an independent archive in batches.

A capture held by an outside archive is evidence that does not depend on OpenTechnical continuing to exist. It supplements the records above; it does not replace them.

Third-party custody

Custody packagePending Custody packages are produced weekly.